Twin Size Folding Bed with Memory Foam Mattress and Heavy-duty Metal Frame4" thick mattress consists of memory foam and high density sponge for comfort Breathable fabric features beautiful bamboo texture for a stylish look With non slip base and 2 retainers to keep the mattress in place Heavy duty metal wire bed surface can ensure a large bearing capacity of 485 lbs 200 kg Reinforced crossbars and non slip foot pads help to enhance the overall structure Foldable bed is easy to set up and store Includes a fixing strap to